Home / 64,761.12-89,370.09-36,466.83

Finding the Fourth Proportional to 64,761.12, 89,370.09 and 36,466.83

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Solution

The fourth proportional to 64,761.12, 89,370.09 and 36,466.83 is: 50,324.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,761.12 : 89,370.09 = 36,466.83 : x
  2. Step 2: Convert to fraction form
    64,761.12/89,370.09 = 36,466.83/x
  3. Step 3: Cross multiply
    64,761.12x = 89,370.09 × 36,466.83
  4. Step 4: Simplify right side
    64,761.12x = 3,259,043,879.11
  5. Step 5: Solve for x
    x = 3,259,043,879.11/64,761.12
  6. Step 6: Final answer
    x = 50,324.08

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.